diff options
Diffstat (limited to 'Modules/CheckConstantExists.cmake')
| -rw-r--r-- | Modules/CheckConstantExists.cmake | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/Modules/CheckConstantExists.cmake b/Modules/CheckConstantExists.cmake deleted file mode 100644 index 3d6d97e..0000000 --- a/Modules/CheckConstantExists.cmake +++ /dev/null | |||
| @@ -1,38 +0,0 @@ | |||
| 1 | # - Check if the given constant exists (as an enum, define, or whatever) | ||
| 2 | # CHECK_CONSTANT_EXISTS (CONSTANT HEADER VARIABLE) | ||
| 3 | # | ||
| 4 | # CONSTANT - the name of the constant you are interested in | ||
| 5 | # HEADER - the header(s) where the prototype should be declared | ||
| 6 | # VARIABLE - variable to store the result | ||
| 7 | # | ||
| 8 | # The following variables may be set before calling this macro to | ||
| 9 | # modify the way the check is run: | ||
| 10 | # | ||
| 11 | # CMAKE_REQUIRED_FLAGS = string of compile command line flags | ||
| 12 | # CMAKE_REQUIRED_DEFINITIONS = list of macros to define (-DFOO=bar) | ||
| 13 | # CMAKE_REQUIRED_INCLUDES = list of include directories | ||
| 14 | # | ||
| 15 | # Example: CHECK_CONSTANT_EXISTS(O_NOFOLLOW fcntl.h HAVE_O_NOFOLLOW) | ||
| 16 | |||
| 17 | |||
| 18 | INCLUDE(CheckCSourceCompiles) | ||
| 19 | |||
| 20 | MACRO (CHECK_CONSTANT_EXISTS _CONSTANT _HEADER _RESULT) | ||
| 21 | SET(_INCLUDE_FILES) | ||
| 22 | FOREACH (it ${_HEADER}) | ||
| 23 | SET(_INCLUDE_FILES "${_INCLUDE_FILES}#include <${it}>\n") | ||
| 24 | ENDFOREACH (it) | ||
| 25 | |||
| 26 | SET(_CHECK_CONSTANT_SOURCE_CODE " | ||
| 27 | ${_INCLUDE_FILES} | ||
| 28 | void cmakeRequireConstant(int dummy,...){(void)dummy;} | ||
| 29 | int main() | ||
| 30 | { | ||
| 31 | cmakeRequireConstant(0,${_CONSTANT}); | ||
| 32 | return 0; | ||
| 33 | } | ||
| 34 | ") | ||
| 35 | CHECK_C_SOURCE_COMPILES("${_CHECK_CONSTANT_SOURCE_CODE}" ${_RESULT}) | ||
| 36 | |||
| 37 | ENDMACRO (CHECK_CONSTANT_EXISTS) | ||
| 38 | |||
